package com.example.day2;

import java.util.Scanner;

public class SwitchStudy {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int age = in.nextInt();
        switch (age){
            case 10:
                System.out.println("age 10");
                break;
            case 20:
                System.out.println("age 20");
                break;
            default:
                System.out.println(age);
                break;
        }
    }
}
